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Systems Administrator - OSS - 12 Month FTC

Date: 15-Jan-2021

Location: SLOUGH, GB

Company: Telefónica S.A.

Here at O2, we’re about technology that creates exciting experiences. It’s why there are over 25 million people who choose to live life on O2. 

Being part of Telefonica, one of the world’s most creative digital companies, we’re able to open up all sorts of possibilities – not just for customers, but for the people who work for us, too. 

Great benefits. Great rewards. High-quality training. Ongoing career development. Flexible working. These are just some of the reasons we attract great talent. 

Our inclusive approach to recruitment helps us be a true reflection of our customers and their communities. That’s why everybody’s welcome at O2 – it’s time to get everyone in the room. 


12 Month Fixed Term Contract 


Location: Slough, Bath Road


About the Team:


The team are operationally responsible for system administration of a number network element management operational systems deployed that are managing Circuit & Packet core, Transmission and radio network elements, such as Ericsson OSS-RC, ENM & SO.EM; Ciena One Control, MC-P; Nokia NFM-P and Nokia NetAct.


Your Role:


As a Support Analyst, your primary function will be to maintain the high fault resolution & availability targets demanded by the business. You will be responsible for  pro-actively monitoring and maintaining the system(s) under your remit handling 1st and 2nd line network troubleshooting, resolving internal customer and network support system issues working with vendors, other Telefonica Network teams and managed services, as well as assisting in the delivery of fixes and upgrades to these systems to support the continuing network evolution.





  • Team-focused with a focus for clear communication, you’ll be a tenacious problem solver who’s always up-to-date with the latest developments
  • You’re also used to dealing with a range of hands-on system administration, projects deliverables including operational acceptance criteria, design reviews, security management and associated security compliance, network and managed service issues, using extensive technical expertise
  • Maintain an advanced level of knowledge on defined Networks Element Management Systems and associated business processes to ensure the best customer solution
  • Provide visibility of delivery plans and results to both internal and external business partners such as Nokia & Ericson



Skills & experience:

  • You will have a good working knowledge of mobile networks and the ability to deal with constantly changing and evolving Network
  • System Administration of network element management systems
  • Good Communication skills and ability to motivate and drive performance
  • Managing of the solutions and support provided managed services
  • Change, Incident and Problem Management awareness



Additional Information:


Grade: MPG4









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We’re looking to pay a great compensation package (depending on experience) for this position. We also offer plenty of extras to sweeten the deal, which could include things like bonuses, life assurance cover, health care and lots of flexible benefits.  

We also believe a great work-life balance is important, so we’re open to considering part-time and flexible approaches to working. Like to know more, feel free to raise it.  

Join us and we’ll encourage you to be bold every day. So take a deep breath, your career is about to go to excitingnew places. 

If you have any questions around the role then please email who will be happy to help.